Eligibility Questionnaire

Please note that in order to participate in the Calm Thinking study, regular access to a laptop/desktop computer, tablet, and/or smartphone with Internet connection is required.

Please read each statement below. Then, select the number that best shows how much the statement applied to you over the past week. There are no right or wrong answers. Do not spend too much time on any statement.

Over the last week, how often have you been bothered by any of the following problems?

Not at all


A lot of the time

Most of the time

Prefer not to answer

I was aware of dryness of my mouth.
I experienced breathing difficulty (e.g., excessively rapid breathing, breathlessness in the absence of physical exertion).
I experienced trembling (e.g., in the hands).
I was worried about situations in which I might panic and make a fool of myself.
I felt I was close to panic.
I was aware of my heart's action in the absence of exercise (e.g., felt heart rate increase, heart missing a beat).
I felt scared without any good reason.